19445904

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{1627}}^1$

素因数の和:1724

約数の個数: 60

約数和(自身を含む): 55111056

約数和(自身を除く): 35665152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1627, 1992, 2988, 3254, 3984, 4881, 5976, 6508, 9762, 11952, 13016, 14643, 19524, 26032, 29286, 39048, 58572, 78096, 117144, 135041, 234288, 270082, 405123, 540164, 810246, 1080328, 1215369, 1620492, 2160656, 2430738, 3240984, 4861476, 6481968, 9722952, 19445904]

約数ペア:

[(1, 19445904), (2, 9722952), (3, 6481968), (4, 4861476), (6, 3240984), (8, 2430738), (9, 2160656), (12, 1620492), (16, 1215369), (18, 1080328), (24, 810246), (36, 540164), (48, 405123), (72, 270082), (83, 234288), (144, 135041), (166, 117144), (249, 78096), (332, 58572), (498, 39048), (664, 29286), (747, 26032), (996, 19524), (1328, 14643), (1494, 13016), (1627, 11952), (1992, 9762), (2988, 6508), (3254, 5976), (3984, 4881)]